Grade 9 Data Handling

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Printable Assessments CAMI Maths: Grade 9

Data Handling 1. Calculate the mean, median and mode for the following data values. 1.1 150 155 100 121 120 115 122 105 150 1.2 12,8 15,6 14,5 12,8 15,7 11,5 1.3 8 5 6 5 8 8 1 5 2 1 2. The graph represents the number of students using cell phones in a private

school. Use the graph to answer the given questions.

2.1 In which Grades is the use of cell phones the same? 2.2 How many Grade 3 learners use cell phones? 2.3 How many learners use cell phones in Grade 7, 8 and 9?

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Printable Assessments CAMI Maths: Grade 9

MEMO 1. Calculate the mean, median and mode for the following data values. 1.1 100 105 115 120 121 122 150 150 155

median = 121 mean = 126,44 mode = 150

1.2 11, 5 12,8 12,8 14,5 15,6 15,7 median = 13,65 mean = 13,82 mode = 12,8

1.3 1 1 2 5 5 5 6 8 8 8 median = 5 mean = 4,9 mode = 5 and 8

2. The graph represents the number of students using cell phones in a private school. Use the graph to answer the given questions.

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Printable Assessments CAMI Maths: Grade 9

2.1 In which Grades is the use of cell phones the same? Grade 5 and Grade 6

2.2 How many Grade 3 learners use cell phones? 50

2.3 How many learners use cell phones in Grade 7, 8 and 9? 950

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